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archaeopteryx

/ˌɑːrkɪˈɒptrɪks/ /ˌɑːrkɪˈɑːptərɪks/

Meanings
noun
A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.

Examples :

"While studying fossils, Sarah learned that the archaeopteryx had both feathers like a bird and teeth like a reptile, showing its place in the evolution from dinosaurs. "
archaeology biology organism animal bird history science

Related Words

Illustration feathers

feathers noun

/ˈfɛðərz/

A branching, hair-like structure that grows on the bodies of birds, used for flight, swimming, protection and display.

"The bird ruffled its feathers to stay warm on the cold morning. "

Illustration learned

learned adjective

/ˈlɜːnɪd/ /ˈlɝnɪd/ /lɜːnd/ /lɝnd/

Having much learning, knowledgeable, erudite; highly educated.

"Professor Davies is a learned scholar, renowned for her deep knowledge of ancient history. "

Illustration representing

representing verb

/ɹɛpɹɪˈzɛntɪŋ/

To present again or anew; to present by means of something standing in the place of; to exhibit the counterpart or image of; to typify.

"The student is representing the country of France in the class presentation. "

Illustration fossils

fossils noun

/ˈfɒsɪlz/ /ˈfɑːsəlz/

The mineralized remains of an animal or plant.

"The museum displayed fossils of dinosaurs that lived millions of years ago. "

Illustration studying

studying verb

/ˈstʌdiːɪŋ/

(usually academic) To review materials already learned in order to make sure one does not forget them, usually in preparation for an examination.

"I need to study my biology notes."

Illustration species

species noun

/ˈspiːsiːz/

Type or kind. (Compare race.)

"the male species"

Illustration dinosaurs

dinosaurs noun

/ˈdaɪnəˌsɔrz/ /ˈdaɪnəˌsɔərz/

In scientific usage, any of the animals belonging to the clade Dinosauria, especially those that existed during the Triassic, Jurassic and Cretaceous periods and are now extinct.

"Many children are fascinated by dinosaurs, especially the huge ones that lived millions of years ago. "

Illustration evolution

evolution noun

/ˈɛvəluːʃ(ə)n/ /ˌivə-/

A change of position.

"The evolution of the family dinner schedule was gradual, moving from 6:00 pm to 7:00 pm. "

Illustration earliest

earliest adjective

/ˈɜː.li.ɪst/ /ˈɝ.li.ɪst/

At a time in advance of the usual or expected event.

"at eleven, we went for an early lunch;  she began reading at an early age;  his mother suffered an early death"

Illustration transition

transition noun

/tɹænˈzɪʃən/

The process of change from one form, state, style or place to another.

"The transition from elementary school to middle school was difficult for many students. "

Illustration specimen

specimen noun

/ˈspɛsɪmɪn/

An individual instance that represents a class; an example.

"early specimens of the art of Picasso"

Illustration primitive

primitive noun

/ˈpɹɪmɪtɪv/

An original or primary word; a word not derived from another, as opposed to derivative.

""Home" is a primitive word for the place where we live. "